Viewing file:  ldist-strlen-1.c (2.29 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-options "-O2 -ftree-loop-distribution -fdump-tree-ldist-details" } */
/* { dg-additional-options "-march=z13 -mzarch" { target s390x-*-* } } */
/* { dg-final { scan-tree-dump-times "generated strlenQI\n" 4 "ldist" } } */
/* { dg-final { scan-tree-dump-times "generated strlenHI\n" 4 "ldist" { target s390x-*-* } } } */
/* { dg-final { scan-tree-dump-times "generated strlenSI\n" 4 "ldist" { target s390x-*-* } } } */
#include <stdint.h>
#include <assert.h>
typedef __SIZE_TYPE__ size_t;
extern void* malloc (size_t);
extern void* memset (void*, int, size_t);
#define test(T, U) \
__attribute__((noinline)) \
U test_##T##U (T *s) \
{ \
U i; \
for (i=0; s[i]; ++i); \
return i; \
}
test (uint8_t, size_t)
test (uint16_t, size_t)
test (uint32_t, size_t)
test (uint8_t, int)
test (uint16_t, int)
test (uint32_t, int)
test (int8_t, size_t)
test (int16_t, size_t)
test (int32_t, size_t)
test (int8_t, int)
test (int16_t, int)
test (int32_t, int)
#define run(T, U, i) \
{ \
T *q = p; \
q[i] = 0; \
assert (test_##T##U (p) == i); \
memset (&q[i], 0xf, sizeof (T)); \
}
int main(void)
{
void *p = malloc (1024);
assert (p);
memset (p, 0xf, 1024);
run (uint8_t, size_t, 0);
run (uint8_t, size_t, 1);
run (uint8_t, size_t, 13);
run (int8_t, size_t, 0);
run (int8_t, size_t, 1);
run (int8_t, size_t, 13);
run (uint8_t, int, 0);
run (uint8_t, int, 1);
run (uint8_t, int, 13);
run (int8_t, int, 0);
run (int8_t, int, 1);
run (int8_t, int, 13);
run (uint16_t, size_t, 0);
run (uint16_t, size_t, 1);
run (uint16_t, size_t, 13);
run (int16_t, size_t, 0);
run (int16_t, size_t, 1);
run (int16_t, size_t, 13);
run (uint16_t, int, 0);
run (uint16_t, int, 1);
run (uint16_t, int, 13);
run (int16_t, int, 0);
run (int16_t, int, 1);
run (int16_t, int, 13);
run (uint32_t, size_t, 0);
run (uint32_t, size_t, 1);
run (uint32_t, size_t, 13);
run (int32_t, size_t, 0);
run (int32_t, size_t, 1);
run (int32_t, size_t, 13);
run (uint32_t, int, 0);
run (uint32_t, int, 1);
run (uint32_t, int, 13);
run (int32_t, int, 0);
run (int32_t, int, 1);
run (int32_t, int, 13);
return 0;
}
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